6(2+a)=-18

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Solution for 6(2+a)=-18 equation: 


Simplifying
6(2 + a) = -18
(2 * 6 + a * 6) = -18
(12 + 6a) = -18

Solving
12 + 6a = -18

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-12' to each side of the equation.
12 + -12 + 6a = -18 + -12

Combine like terms: 12 + -12 = 0
0 + 6a = -18 + -12
6a = -18 + -12

Combine like terms: -18 + -12 = -30
6a = -30

Divide each side by '6'.
a = -5

Simplifying
a = -5

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